This book examines the impact of the UN Convention on the Rights of the Child (CRC) on national and international jurisprudence, since its adoption in 1989.

The main objective of this research is to map out the cities of the Roman Near East in the imperial period, with a focus on location, city size and urban features, in order to study the form the urban system and its levels of integration.

The Role and Effectiveness of the G20. In this article, published in The Changing Global Order part of the United Nations University Series on Regionalism book series, author Jaroslaw Kantorowicz discusses the evolution of the G20.

The Ministry of Health, Welfare and Sport (VWS) submitted Pharma-NL to the R&D program of the National Growth Fund, a 20 billion euro program of the Dutch government that intends to create long-term economic growth in The Netherlands.

Amazing discoveries by Jean Jacques Hublin of Early modern Humans in Morocco.

The Neumark-Nord 2 site in central Germany, dates back to 125,000 years ago. During an interglacial period with temperatures similar to those today, Neanderthals where doing something we previously thought happened only tens of thousands of years later.

The League of European Research Universities (LERU) calls for greater appreciation of fundamental research that does not have an immediate application. A working group headed by Geert de Snoo, dean of the Leiden Faculty of Science, issued a memorandum on the subject on 29 August.

After seven years, the Faculty of Science said goodbye to Geert de Snoo as dean During on 29 August. This happened with a pub quiz, a special edition of Our Talents & Discoveries and no less than two decorations. Take a look at the pictures for an impression!

Gerard van Westen (LACDR/division of medicinal chemistry) has been awarded with a VENI grant from NWO, the Dutch Research Council.

Could water be present in planet-forming disks before the formation of rocky planets? The James Webb Space Telescope may have found evidence for that. Webb has for the first time observed water in the inner disc around young star where at greater distance, giant planets have already formed. The research…

Coming spring, Professor Tom Lubensky from the University of Pennsylvania will be the 64th Lorentz Professor at the department of Theoretical Physics. He is a pioneer in the field of theoretical soft matter physics and winner of the prestigious Buckley Condensed Matter Prize. During his stay in Leiden…

On 19 December 2019, Reza Eftekhar defended his thesis 'The Role of the Domestic Law of the Host State in Determining the ratione materiae Jurisdiction of Investment Treaty Tribunals: The Partial Revival of the Localisation Theory'. The doctoral research was supervised by Prof. E. de Brabandere.

PhD defence

One of the three long-term research interests of our group concerns the Transformation of the Roman World (c AD 450-900).

This publication aims at the analysis of the performance of a corpus of Fongbe stories that I collected in three villages in the south of Benin in 1976 and 1977. The corpus consists of 37 stories (57.000 words). The stories aim at children’s education.

Neanderthals and modern humans in Belgium, a bone story

The energy system is at the heart of two of the greatest challenges of the 21st century: decreasing CO2 emissions to meet the ambitions of the Paris agreement while fulfilling the growing energy demand associated with the economic aspirations of a growing world population.

Each year, the Faculty of Science celebrates exceptional teaching with its annual award. Here you’ll find how the tradition began, how the winner is chosen, and where to explore the lecturers who have earned the title in previous years.

Social Aspects of Space in the Configurational Architecture of Frankish Castles in the Holy Land, 1099-1291

Seven talented female scientists join the fight against cancer of the Oncode Insitute. Laura Heitman of the Leiden Academic Centre for Drug Research is one of the new Junior Investigators. ‘I hope to discover new druggable targets’.

PhD Programme of the Institute for History

Han De Jong gave an overview of (the run-up to) the current economic crisis and discussed which steps could be taken to resolve this crisis.

In otherwise energetic desserts at the bottom of the sea, researchers have found oases where microbes can harvest energy. Remarkably, the microbes first have to be buried under starving conditions for 80,000 years. An international group of researchers, amongst them José Mogollón from the Insitute of…

This NWO-funded research programme focuses on the assumptions and methodology of the writing of history of science. History of science is in many respects a flourishing discipline: it currently yields an impressive volume of studies. Systematic reflection about the ways in which history of science may…

In this volume, Ray Jackendoff and Jenny Audring embark on a major reconceptualization of linguistic theory as seen through the lens of morphology. Their approach, Relational Morphology, extends the Parallel Architecture developed by Jackendoff in Foundations of Language (2002), Simpler Syntax (2005),…

In June-August 2010 large scale excavations were executed on the cemetery belonging to the monastery, an area now termed the Paardenmarkt, by Hollandia Archeologen in cooperation with Leiden University. During the course of nine weeks, the students from the former minor Human Osteoarchaeology excavated…

Scientific Director of the Leiden Academic Centre for Drug Research (LACDR) Hubertus Irth: ‘We test substances and look for new concepts for treating disease.’

Researchers of the Leiden University Medical Centre (LUMC) and the Leiden Institute of Chemistry have made an important discovery about the commonly used anti-cancer drug doxorubicin. They have found a way to reduce its side effects without sacrificing the effectiveness of the medication. This is encouraging…

The Greater Angkor Region in contemporary Cambodia was dramatically more urbanized in the 13th century than previously thought, and home to 700.000 to 900.000 people. These discoveries were made by a research team led by Sarah Klassen. Their findings are published in Science Advances.

‘It was a discovery we did not expect,’ says Remko Offringa, professor of Plant developmental genetics. Today he publishes a new trait of a versatile gene in Current Biology: it makes the difference in plants between herbaceous and woody stem growth. A useful feature to prevent dehydration.

Sebastian Pomplun manages to reach proteins with drugs even where this was thought impossible. That is why he and his research group have been allowed to join Oncode Institute. With nine others, he had been selected from 72 applicants to contribute to Oncode Institute's mission: to accelerate breakthroughs…

Leiden researchers have discovered an enzyme that helps bacteria feed on everyday plastics. This common enzyme could play a crucial role in future research and eventually in addressing the global plastic crisis. The study was published in Nature Communications.

During her master's thesis, Nashanty Brunken (24) worked in a team with five other women. With this female team, they discovered the largest molecule so far identified in a disc. 'I have learned so much and because we are all women, it is incredibly empowering. It's very cool to see how far we've come…

Researchers from the Institute of Biology Leiden have discovered how good intestinal bacteria regulate our innate immune system. This surprising discovery could make it possible to treat diseases related to inflammation, such as diabetes and colitis, with a cocktail of good bacteria. Publication in…

This thesis presents a detailed description of the phonology, the tone system and the grammar of Liko, a Bantu language spoken by about 70,000 people in the northeastern part of the Democratic Republic of the Congo. It provides numerous examples.

In this article, Kuipers and Timmermans analyze the first lady's relationship with policy problems in the period 1945-2013.

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To increase clinical success rate of drugs, a better understanding of drug action mechanism and disease dynamics is required. Metabolomics, which studies small molecules involved in biochemical processes in organisms, has shown to be a useful tool for this better understanding.

Reconfigurations of Practice, Community and Authority in Contemporary Aceh

In this project the already developed parcel based historical GIS (HISGIS) for the Dutch province of Friesland (Frisia) will be extended with a series of crucial datasets and map layers.

On 5 September, spaceEU was launched at the Ars Electronica Festival in Linz, one of the world’s largest science, technology and media art festivals. This 1 million euro European-funded project is coordinated by Leiden Observatory. SpaceEU fosters a young, creative and inclusive European space community…

Indira Nederpelt was elected as the winner of the Young Investigator Award for best oral presentation titled ‘’Kinetic characterization of clinically used GnRH peptide agonists’’.

EUFEPS Women in Pharmaceutical Sciences Award for Jara Bouma

Leiden PhD candidate and vet Luc Janssens discovered that a dog found at the start of the last century in a grave dating back 14,000 years had been sick for a long time and had been cared for. He and Thijs van Kolfschoten were interviewed by National Geographic about this discovery.

Cell biologist Erik Danen has been awarderd a grant of half a million euros to study how tumor cells spread throughout the body en develop drug resistance. This was announced mid-August by the Dutch Cancer Society Fund (KWF).